// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "ui/gfx/favicon_size.h"

namespace gfx {

const int kFaviconSize = 16;

void CalculateFaviconTargetSize(int* width, int* height)
{
    if (*width > kFaviconSize || *height > kFaviconSize) {
        // Too big, resize it maintaining the aspect ratio.
        float aspect_ratio = static_cast<float>(*width) / static_cast<float>(*height);
        *height = kFaviconSize;
        *width = static_cast<int>(aspect_ratio * *height);
        if (*width > kFaviconSize) {
            *width = kFaviconSize;
            *height = static_cast<int>(*width / aspect_ratio);
        }
    }
}

} // namespace gfx
